Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual região possui o formato CD e o rótulo MCA?
 ###Tabelas: CREATE TABLE the_"dragons" (the_"dragons"_id AUTO_INCREMENT PRIMARY KEY, Series 1 VARCHAR, Series 2 VARCHAR, Series 3 VARCHAR, Series 5 VARCHAR, Series 9 VARCHAR, Series 11 VARCHAR) CREATE TABLE table_of_world_organization_of_the_scout_movement_members (table_of_world_organization_of_the_scout_movement_members_id AUTO_INCREMENT PRIMARY KEY, Country VARCHAR, Membership (from 2010) INT, Name of member organization VARCHAR, Year current Scouting organization joined WOSM VARCHAR, Year member organization was founded VARCHAR, Admits boys/girls VARCHAR) CREATE TABLE release_history (release_history_id AUTO_INCREMENT PRIMARY KEY, Region VARCHAR, Date VARCHAR, Label VARCHAR, Format VARCHAR, Catalog VARCHAR) CREATE TABLE indy_500_results (indy_500_results_id AUTO_INCREMENT PRIMARY KEY, Start VARCHAR, Qual VARCHAR, Rank VARCHAR, Finish VARCHAR, Laps INT) CREATE TABLE doubles_7_4-3 (doubles_7_4-3_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Partner VARCHAR, Opponents VARCHAR, Score VARCHAR)  
SELECT Region FROM release_history WHERE Format = cd AND Label = mca